Home Business Trump threatens new tariffs as U.S.-China trade tensions spike again Business Trump threatens new tariffs as U.S.-China trade tensions spike again By Genpie - August 1, 2019 122 0 Facebook Twitter Google+ Pinterest WhatsApp U.S. President Donald Trump on Thursday moved to impose a 10% tariff on a remaining $300 billion list of Chinese imports starting Sept. 1, after U.S. and Chinese negotiators failed to kickstart trade talks between the world’s two largest economies.